Fig. 1From: Drought-responsive WRKY transcription factor genes TaWRKY1 and TaWRKY33 from wheat confer drought and/or heat resistance in Arabidopsis Maximum likelihood phylogenetic tree of drought-responsive WRKY genes in wheat and 16 AtWRKY proteins. The phylogenetic tree was based on comparisons of amino acid sequences and produced by MEGA 5.1 softwareBack to article page